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llvm-project/lld/test/ELF/ppc64-dtprel.s

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// REQUIRES: ppc
// RUN: llvm-mc -filetype=obj -triple=powerpc64le-unknown-linux %s -o %t.o
// RUN: ld.lld -shared %t.o -o %t.so
// RUN: llvm-readelf -r %t.o | FileCheck --check-prefix=InputRelocs %s
// RUN: llvm-readelf -r %t.so | FileCheck --check-prefix=OutputRelocs %s
// RUN: llvm-readelf -x .got %t.so | FileCheck --check-prefix=HEX-LE %s
// RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck --check-prefix=Dis %s
// RUN: llvm-mc -filetype=obj -triple=powerpc64-unknown-linux %s -o %t.o
// RUN: ld.lld -shared %t.o -o %t.so
// RUN: llvm-readelf -r %t.o | FileCheck --check-prefix=InputRelocs %s
// RUN: llvm-readelf -r %t.so | FileCheck --check-prefix=OutputRelocs %s
// RUN: llvm-readelf -x .got %t.so | FileCheck --check-prefix=HEX-BE %s
// RUN: llvm-objdump -d --no-show-raw-insn %t.so | FileCheck --check-prefix=Dis %s
.text
.abiversion 2
.globl test
.p2align 4
.type test,@function
test:
.Lfunc_gep0:
addis 2, 12, .TOC.-.Lfunc_gep0@ha
addi 2, 2, .TOC.-.Lfunc_gep0@l
.Lfunc_lep0:
.localentry test, .Lfunc_lep0-.Lfunc_gep0
mflr 0
std 0, 16(1)
stdu 1, -32(1)
addis 3, 2, i@got@tlsld@ha
addi 3, 3, i@got@tlsld@l
bl __tls_get_addr(i@tlsld)
nop
addi 4, 3, i@dtprel
lwa 4, i@dtprel(3)
ld 0, 16(1)
mtlr 0
blr
.globl test_64
.p2align 4
.type test_64,@function
.globl test_adjusted
.p2align 4
.type test_adjusted,@function
test_adjusted:
.Lfunc_gep1:
addis 2, 12, .TOC.-.Lfunc_gep1@ha
addi 2, 2, .TOC.-.Lfunc_gep1@l
.Lfunc_lep1:
.localentry test_adjusted, .Lfunc_lep1-.Lfunc_gep1
mflr 0
std 0, 16(1)
stdu 1, -32(1)
addis 3, 2, k@got@tlsld@ha
addi 3, 3, k@got@tlsld@l
bl __tls_get_addr(k@tlsld)
nop
lis 4, k@dtprel@highesta
ori 4, 4, k@dtprel@highera
lis 5, k@dtprel@ha
addi 5, 5, k@dtprel@l
sldi 4, 4, 32
or 4, 4, 5
add 3, 3, 4
addi 1, 1, 32
ld 0, 16(1)
mtlr 0
blr
.globl test_not_adjusted
.p2align 4
.type test_not_adjusted,@function
test_not_adjusted:
.Lfunc_gep2:
addis 2, 12, .TOC.-.Lfunc_gep2@ha
addi 2, 2, .TOC.-.Lfunc_gep2@l
.Lfunc_lep2:
.localentry test_not_adjusted, .Lfunc_lep2-.Lfunc_gep2
mflr 0
std 0, 16(1)
stdu 1, -32(1)
addis 3, 2, i@got@tlsld@ha
addi 3, 3, i@got@tlsld@l
bl __tls_get_addr(k@tlsld)
nop
lis 4, k@dtprel@highest
ori 4, 4, k@dtprel@higher
sldi 4, 4, 32
oris 4, 4, k@dtprel@h
ori 4, 4, k@dtprel@l
add 3, 3, 4
addi 1, 1, 32
ld 0, 16(1)
mtlr 0
blr
.globl test_got_dtprel
.p2align 4
.type test_got_dtprel,@function
test_got_dtprel:
addis 3, 2, i@got@dtprel@ha
ld 3, i@got@dtprel@l(3)
addis 3, 2, i@got@dtprel@h
addi 3, 2, i@got@dtprel
.section .debug_addr,"",@progbits
.quad i@dtprel+32768
.type i,@object
.section .tdata,"awT",@progbits
.space 1024
.p2align 2
i:
.long 55
.size i, 4
.space 1024 * 1024 * 4
.type k,@object
.p2align 2
k:
.long 128
.size k,4
// Verify the input has all the remaining DTPREL based relocations we want to
// test.
// InputRelocs: Relocation section '.rela.text'
// InputRelocs: R_PPC64_DTPREL16 {{[0-9a-f]+}} i + 0
// InputRelocs: R_PPC64_DTPREL16_DS {{[0-9a-f]+}} i + 0
// InputRelocs: R_PPC64_DTPREL16_HIGHESTA {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_HIGHERA {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_HA {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_LO {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_HIGHEST {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_HIGHER {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_HI {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_DTPREL16_LO {{[0-9a-f]+}} k + 0
// InputRelocs: R_PPC64_GOT_DTPREL16_HA {{[0-9a-f]+}} i + 0
// InputRelocs: R_PPC64_GOT_DTPREL16_LO_DS {{[0-9a-f]+}} i + 0
// InputRelocs: R_PPC64_GOT_DTPREL16_HI {{[0-9a-f]+}} i + 0
// InputRelocs: R_PPC64_GOT_DTPREL16_DS {{[0-9a-f]+}} i + 0
// InputRelocs: Relocation section '.rela.debug_addr'
// InputRelocs: R_PPC64_DTPREL64 {{[0-9a-f]+}} i + 8000
// Expect a single dynamic relocation in the '.rela.dyn section for the module id.
// OutputRelocs: Relocation section '.rela.dyn' at offset 0x{{[0-9a-f]+}} contains 1 entries:
// OutputRelocs-NEXT: Offset Info Type Symbol's Value Symbol's Name + Addend
// OutputRelocs-NEXT: R_PPC64_DTPMOD64
// The got entry for i is at .got+8*3 = 0x420510
// i@dtprel = 1024 - 0x8000 = -31744 = 0xffffffffffff8400
// HEX-LE: section '.got':
// HEX-LE-NEXT: 4204f8 f8844200 00000000 00000000 00000000
// HEX-LE-NEXT: 420508 00000000 00000000 0084ffff ffffffff
// HEX-BE: section '.got':
// HEX-BE-NEXT: 4204f8 00000000 004284f8 00000000 00000000
// HEX-BE-NEXT: 420508 00000000 00000000 ffffffff ffff8400
// Dis: test:
// Dis: addi 4, 3, -31744
// Dis-NEXT: lwa 4, -31744(3)
// #k@dtprel(1024 + 4 + 1024 * 1024 * 4) = 0x400404
// #highesta(k@dtprel) --> ((0x400404 - 0x8000 + 0x8000) >> 48) & 0xffff = 0
// #highera(k@dtprel) --> ((0x400404 - 0x8000 + 0x8000) >> 32) & 0xffff = 0
// #ha(k@dtprel) --> ((0x400404 - 0x8000 + 0x8000) >> 16) & 0xffff = 64
// #lo(k@dtprel) --> ((0x400404 - 0x8000) & 0xffff = -31740
// Dis: test_adjusted:
// Dis: lis 4, 0
// Dis: ori 4, 4, 0
// Dis: lis 5, 64
// Dis: addi 5, 5, -31740
// #highest(k@dtprel) --> ((0x400404 - 0x8000) >> 48) & 0xffff = 0
// #higher(k@dtprel) --> ((0x400404 - 0x8000) >> 32) & 0xffff = 0
// #hi(k@dtprel) --> ((0x400404 - 0x8000) >> 16) & 0xffff = 63
// #lo(k@dtprel) --> ((0x400404 - 0x8000) & 0xffff = 33796
// Dis: test_not_adjusted:
// Dis: lis 4, 0
// Dis: ori 4, 4, 0
// Dis: oris 4, 4, 63
// Dis: ori 4, 4, 33796
// #ha(i@got@dtprel) = ((0x420510 - (.got+0x8000) + 0x8000) >> 16) & 0xffff = 0
// #lo(i@got@dtprel) = (0x420510 - (.got+0x8000)) & 0xffff = -32744
// #hi(i@got@dtprel) = ((0x420510 - (.got+0x8000)) >> 16) & 0xffff = -1
// i@got@dtprel --> 0x420510 - (.got+0x8000) = -32744
// Dis: test_got_dtprel:
// Dis: addis 3, 2, 0
// Dis: ld 3, -32744(3)
// Dis: addis 3, 2, -1
// Dis: addi 3, 2, -32744
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